\chapter{二次根式}

\input{units/czds3-ch10-subsec1}
\input{units/czds3-ch10-subsec2}
\input{units/czds3-ch10-subsec3}
\input{units/czds3-ch10-xiti3}

\input{units/czds3-ch10-subsec4}
\input{units/czds3-ch10-subsec5}
\input{units/czds3-ch10-subsec6}
\input{units/czds3-ch10-xiti4}

\input{units/czds3-ch10-xiaojie}
\input{units/czds3-ch10-fuxi}

